Carroll not only stars on 'NCIS' as Director Leon Vance, he's also a recurring cast member on the show's new spin-off, 'NCIS: Los Angeles.' The two hit CBS shows often combine for nearly 40 million viewers, making Carroll a true household face.

The veteran TV and stage actor dropped by AOL TV's studio to discuss 'NCIS' huge ratings surge, working with former 'Chicago Hope' co-star Mark Harmon and what to expect from the rest of the seasons of both shows (original flavor and 'Los Angeles').

Watch our interview after the jump!Tuesday nights have become Rocky Carroll nights.

Carroll not only stars on 'NCIS' as Director Leon Vance, he's also a recurring cast member on the show's new spin-off, 'NCIS: Los Angeles.' The two hit CBS shows often combine for nearly 40 million viewers, making Carroll a true household face.

The veteran TV and stage actor dropped by AOL TV's studio to discuss 'NCIS' huge ratings surge, working with former 'Chicago Hope' co-star Mark Harmon and what to expect from the rest of the seasons of both shows (original flavor and 'Los Angeles').